The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 29, 2008
Filed:
Dec. 23, 2003
Applicants:
Vito Lambertini, Giaveno, IT;
Daniele Pullini, Orbassano, IT;
Nello LI Pira, Fossano, IT;
Mauro Brignone, Orbassano, IT;
Piermario Repetto, Orbassano, IT;
Marzia Paderi, Turin, IT;
Rossella Monferino, Turin, IT;
Inventors:
Vito Lambertini, Giaveno, IT;
Daniele Pullini, Orbassano, IT;
Nello Li Pira, Fossano, IT;
Mauro Brignone, Orbassano, IT;
Piermario Repetto, Orbassano, IT;
Marzia Paderi, Turin, IT;
Rossella Monferino, Turin, IT;
Assignee:
CRF Societa Consortile per Azioni, Orbassano (Torino), IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01K 1/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a process to make an emitter () for light sources, which can be led to incandescence through the passage of electric current, a layer made of anodized porous alumina () is used as sacrificial element for the structuring of at least a part of the emitter ().